<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>06_浮动布局</title>
    <style>
        .fu{
            width: 500px;
            background-color: #ff0;
            overflow: hidden;
            margin: 0 auto;
        }
        .fu>div{
            width: 100px;
            height: 100px;
            border: 5px solid #000;
        }
        .z1{
            background-color: #f00;
            float: left;
        }
        .z2{
            background-color: #0f0;
            float: left;
        }
        .z3{
            background-color: #00f;
            float: right;
        }
    </style>

</head>
<body>
<div class="fu">
    <div class="z1"></div>
    <div class="z2"></div>
    <div class="z3"></div>
</div>
</body>
</html>